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182 lines
5.3 KiB
HTML
182 lines
5.3 KiB
HTML
<!DOCTYPE html>
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<html lang="en">
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<head>
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<meta charset="utf-8" />
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<meta http-equiv="X-UA-Compatible" content="IE=edge" />
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<meta
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name="viewport"
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content="width=device-width, initial-scale=1, maximum-scale=1, minimum-scale=1, user-scalable=no"
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/>
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<meta name="description" content="CZML Custom Properties" />
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<meta name="cesium-sandcastle-labels" content="CZML" />
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<title>Cesium Demo</title>
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<script type="text/javascript" src="../Sandcastle-header.js"></script>
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<script
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type="text/javascript"
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src="../../../Build/CesiumUnminified/Cesium.js"
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nomodule
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></script>
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<script type="module" src="../load-cesium-es6.js"></script>
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</head>
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<body
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class="sandcastle-loading"
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data-sandcastle-bucket="bucket-requirejs.html"
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>
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<style>
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@import url(../templates/bucket.css);
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</style>
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<div id="cesiumContainer" class="fullSize"></div>
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<div id="loadingOverlay"><h1>Loading...</h1></div>
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<div id="toolbar">
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<div id="propertiesMenu"></div>
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</div>
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<script id="cesium_sandcastle_script">
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function startup(Cesium) {
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"use strict";
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//Sandcastle_Begin
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var czml = [
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{
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id: "document",
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name: "CZML Custom Properties",
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version: "1.0",
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clock: {
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interval: "1970/2010",
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currentTime: "1970",
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multiplier: 500000000,
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},
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},
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{
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id: "custom_property_object",
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name: "An object with custom properties",
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properties: {
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constant_property: true,
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population_intervals: [
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{
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interval: "1970/1980",
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number: 2209600,
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},
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{
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interval: "1980/2090",
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number: 2889700,
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},
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{
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interval: "1990/2000",
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number: 3307600,
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},
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{
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interval: "2000/2010",
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number: 4326900,
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},
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],
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population_sampled: {
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number: [
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"1970",
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2209600,
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"1980",
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2889700,
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"1990",
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3307600,
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"2000",
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4326900,
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"2010",
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5049100,
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],
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},
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},
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},
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{
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id: "colorado",
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name: "Colorado",
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polygon: {
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positions: {
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cartographicDegrees: [
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-109.03,
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41,
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0,
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-102.03,
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41,
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0,
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-102.03,
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37,
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0,
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-109.03,
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37,
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0,
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],
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},
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material: {
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solidColor: {
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color: {
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rgba: [0, 255, 0, 150],
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},
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},
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},
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height: 0,
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extrudedHeight: 0,
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},
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},
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];
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var viewer = new Cesium.Viewer("cesiumContainer", {
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shouldAnimate: true,
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});
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var dataSource = new Cesium.CzmlDataSource();
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function scaleProperty(property, scalingFactor) {
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// returns a property that scales another property by a constant factor.
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return new Cesium.CallbackProperty(function (time, result) {
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result = property.getValue(time, result);
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result = result * scalingFactor;
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return result;
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}, property.isConstant);
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}
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function setExtrudedHeight(propertyName) {
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var customPropertyObject = dataSource.entities.getById(
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"custom_property_object"
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);
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var property = customPropertyObject.properties[propertyName];
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var colorado = dataSource.entities.getById("colorado");
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// Because the population values are so large, we scale them down
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// by 50 so they fit on the screen.
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// If we didn't need to scale, we could directly assign the property
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// to extrudedHeight.
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// colorado.polygon.extrudedHeight = scaleProperty(property, 1 / 50.0);
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colorado.polygon.extrudedHeight = scaleProperty(property, 1 / 50.0);
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}
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// Custom properties can be used as the value of graphical properties:
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Sandcastle.addToolbarMenu(
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[
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{
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text: "Use interval data",
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onselect: function () {
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setExtrudedHeight("population_intervals");
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},
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},
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{
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text: "Use sampled data",
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onselect: function () {
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setExtrudedHeight("population_sampled");
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},
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},
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],
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"propertiesMenu"
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);
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dataSource.load(czml);
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viewer.dataSources.add(dataSource);
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viewer.zoomTo(dataSource); //Sandcastle_End
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Sandcastle.finishedLoading();
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}
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if (typeof Cesium !== "undefined") {
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window.startupCalled = true;
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startup(Cesium);
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}
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</script>
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</body>
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</html>
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